[i=s]This post was last edited by Li Baiyi on 2021-12-22 21:11[/i]When debugging EC-01F MQTT to access Alibaba, the normal communication state is frequently disconnected and then automatically connect
At the moment the tweezers are short-circuited, the load becomes 0.
At the moment the tweezers are released, the load changes from 0 back to its original value.
Is this change process completed instan
A few days ago, I saw a few friends asking about voltage doubler rectification. I wrote a short article for your reference only. Criticism and correction are welcome.
[color=#000][font=Tahoma, Helvetica, SimSun, sans-serif]I have no idea at all. I don't understand how to read the code. [/font][/color][url=https://www.cwebgl.com/code/b8b58051-c620-4bed-8e59-b4399759
First, give trig an excitation pulse greater than 10 microseconds, and the sensor will start to emit 8 40kHz ultrasonic waves. If there is an echo signal, echo returns a pulse signal whose duration is
I have a heating wire that is AC 70V, so I need a 220V to 70V transformer.
The temperature control module is a relay output model, with a heating wire of 800W and a transformer of 3KVA.
Now it is not